| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 585266000 | Hydrocarbon is aromatic | 35 |
| 20080287718 | Catalytically Active Porous Membrane Reactor for Reacting Organic Compounds - The invention relates to a catalytically active membrane pore flow reactor, to the membrane used and to processes using this reactor. | 11-20-2008 |
| 20080306316 | Process for Reacting an Aromatic Hydrocarbon in the Presence of Hydrogen - Processes comprising: providing a starting material comprising one or more aromatic hydrocarbons, and having an aromatic sulfur compound content and a total sulfur content; reducing the aromatic sulfur compound content and the total sulfur content in the starting material; and hydrogenating the one or more aromatic hydrocarbons in the presence of a supported ruthenium catalyst and hydrogen. | 12-11-2008 |
| 20090062582 | AROMATICS HYDROGENATION CATALYST AND A METHOD OF MAKING AND USING SUCH CATALYST - Disclosed is a composition useful in the saturation of aromatics contained in a hydrocarbon feedstock. The composition includes a support composition having a high macroporosity of greater than 51 percent. The support composition comprises an amorphous silica-alumina having unique properties. | 03-05-2009 |
| 20110021852 | CATALYST SYSTEMS AND SELECTIVE HYDROGENATION PROCESSES - A hydrogenation catalyst system is provided. The catalyst system includes a metal complex of Formula (I), an organic lithium compound and an organic compound having a cyclic structure including at least one double bond. | 01-27-2011 |
| 20110230691 | LACUNARY KEGGIN TYPE HETEROPOLYANION BASED ON TUNGSTEN FOR HYDROCRACKING - The invention describes a heteropolycompound constituted by a nickel salt of a lacunary Keggin type heteropolyanion comprising tungsten in its structure, with formula: | 09-22-2011 |
| 20120004480 | ADSORBENT FOR FEED AND PRODUCTS PURIFICATION IN BENZENE SATURATION PROCESS - The service life and deactivation rate of a benzene saturation catalyst is improved through use of a new sulfur guard bed containing a chloride additive. This sulfur guard bed, which contains supported CuO material having an increased resistance to reduction, shows such improvement. Thus, the danger of run-away reduction followed by a massive release of water and deactivation of an isomerization catalyst is practically eliminated. The fact that the guard bed material preserves the active metal phase-copper in an active (oxide) form is an important advantage leading to very low sulfur content in the product stream. The sulfur capacity per unit weight of sorbent is also significantly increased, making this sorbent a superior cost effective sulfur guard product. The guard bed is effective in treating mixed phase feed streams. | 01-05-2012 |
| 20120116136 | DEVICE FOR DISTRIBUTING A POLYPHASE MIXTURE COMPRISING A JET BREAKER TRAY WITH A SEPARATING ELEMENT - The present invention concerns a device for distributing a polyphase mixture constituted by at least one gas phase and at least one liquid phase, said mixture being in downflow mode passing through at least one bed of solid particles, and said device comprising at least one tray ( | 05-10-2012 |
| 20160200644 | Use of polymers as heterogeneous hydrogen donors for hydrogenation reactions | 07-14-2016 |
| 585267000 | Using alkaline metal material | 1 |
| 20140024868 | Synthesis and Use of M41S Family Molecular Sieves - A process is described for producing an M41S family molecular sieve. The process comprises preparing a synthesis mixture capable of forming said molecular sieve in a reactor, which is equipped with a mixer having a Froude number of at least 1, said synthesis mixture having a solids content of at least 20 wt %. The synthesis mixture is heated in the reactor while agitating the mixture with said mixer to form a product mixture comprising water and crystals of said molecular sieve material. Thereafter at least part of the water is removed from the product mixture in the reactor so as to decrease the water content of the product mixture inside the reactor by at least 5 wt %. | 01-23-2014 |
| 585268000 | To produce polycyclic | 6 |
| 20110015457 | Process for Producing Cyclohexylbenzene - In a process for producing cyclohexylbenzene, benzene and hydrogen are contacted under hydroalkylation conditions with a catalyst system comprising a MCM-22 family molecular sieve and at least one hydrogenation metal. The conditions comprise a temperature of about 140° C. to about 175° C., a pressure of about 135 psig to about 175 psig (931 kPag to 1207 kPag), a hydrogen to benzene molar ratio of about 0.30 to about 0.65 and a weight hourly space velocity of benzene of about 0.26 to about 1.05 hr | 01-20-2011 |
| 20110071329 | Hydroalkylation of Aromatic Compounds Using EMM-12 - This disclosure relates to a process for manufacturing a mono-cycloalkyl-substituted aromatic compound, said process comprising contacting a feedstock comprising an aromatic compound and hydrogen under hydroalkylation reaction conditions with a catalyst system comprising a molecular sieve and at least one metal with hydrogenation activity, wherein said molecular sieve has, in its as-synthesized form and in calcined form, an X-ray diffraction pattern including peaks having a d-spacing maximum in the range of 14.17 to 12.57 Angstroms, a d-spacing maximum in the range of 12.1 to 12.56 Angstroms. | 03-24-2011 |
| 20110077438 | Hydroalkylation of Aromatic Compounds Using EMM-13 - This disclosure relates to a process for manufacturing a mono-cycloalkyl-substituted aromatic compound, said process comprising contacting a feedstock comprising an aromatic compound and hydrogen under hydroalkylation reaction conditions with a catalyst system comprising a molecular sieve, wherein said molecular sieve comprises a framework of tetrahedral atoms bridged by oxygen atoms, the tetrahedral atom framework being defined by a unit cell with atomic coordinates in nanometers shown in Table 2. | 03-31-2011 |
| 20130289323 | Activation and Use of Hydroalkylation Catalysts - A hydroalkylation catalyst comprising a molecular sieve and a compound of a hydrogenation metal is activated by treating the catalyst at a temperature of less than about 250° C. in the presence of hydrogen. | 10-31-2013 |
| 20150099910 | Activation and Use of Hydroalkylation Catalysts - A process for activating a hydroalkylation catalyst in a first state comprising an acid component and a hydrogenating metal component, including: (i) treatment at a temperature of at least 120° C. in the presence of hydrogen for a first duration to produce a catalyst in a second state having a first hydroalkylation activity; (ii) contacting the catalyst in the second state with an aromatic compound and hydrogen under a hydroalkylation condition effective to convert at least part of the aromatic compound to a cycloalkylaromatic compound and produce a catalyst in a third state; and (iii) treating the catalyst in the third state at a temperature of at least 160° C. in the presence of hydrogen but advantageously in the substantial absence of the aromatic compound for a third duration to produce an activated catalyst in a fourth state having a third hydroalkylation activity greater than the first hydroalkylation activity. | 04-09-2015 |
| 20160159709 | METHODS FOR SELECTIVELY HYDROGENATING SUBSTITUTED ARENES WITH SUPPORTED ORGANOMETALLIC CATALYSTS - Methods for selectively hydrogenating substituted arenes with a supported organometallic hydrogenating catalyst are provided. An exemplary method includes contacting a substituted arene-containing reaction stream with hydrogen in the presence of a supported organometallic hydrogenating catalyst under reaction conditions effective to selectively hydrogenate the substituted arenes to the cis isomer with high selectivity. In this method, the supported organometallic hydrogenating catalyst includes a catalytically active organometallic species and a Brønsted acidic sulfated metal oxide support. | 06-09-2016 |
| 585269000 | Using Group VIII metal-containing catalyst with additional nonhydrocarbon agent | 20 |
| 20090259083 | METHOD OF REGENERATING RUTHENIUM CATALYSTS FOR THE HYDROGENATION OF BENZENE - The present patent application describes a method of regenerating a ruthenium catalyst for the hydrogenation of benzene, which comprises flushing the catalyst with inert gas in a regeneration step until the original activity or part of the original activity has been attained. | 10-15-2009 |
| 20090318738 | SELECTIVE HYDROGENATION CATALYST AND PROCESS FOR ITS PREPARATION - The invention concerns a catalyst comprising palladium on an oxide of aluminium support. In the calcined state, the oxide of aluminium support has a diffractogram obtained by X ray diffraction comprising peaks which correspond to the following interplanar spacings and relative intensities: | 12-24-2009 |
| 20100228064 | PROCESS FOR HYDROGENATION OF AN AROMATIC FEEDSTOCK THAT AS CATALYST USES A SUSPENSION OF METAL NANOPARTICLES CONTAINING A NITROGEN-CONTAINING LIGAND IN AN IONIC LIQUID - This invention describes a process for hydrogenation of an aromatic feedstock that as a catalytic composition uses a suspension of metal nanoparticles of a mean size of between 1 and 20 nanometers in at least one non-aqueous ionic liquid, whereby said suspension also contains at least one nitrogen-containing ligand, in which said metal nanoparticles comprise a transition metal in the zero-valence state, whereby the transition metal is selected from the groups 8, 9, 10 and 11 of the periodic table and in which said nitrogen-containing ligand comprises 1 to n nitrogen atoms, whereby n is an integer of between 1 and 20. | 09-09-2010 |
| 20110144398 | PROCESS FOR REGENERATING A RUTHENIUM-CONTAINING SUPPORTED HYDROGENATION CATALYST - Process for regenerating a ruthenium-containing supported hydrogenation catalyst. wherein the catalyst is treated with steam and then dried. Integrated process for hydrogenating benzene to cyclohexane in the presence of a ruthenium-containing supported catalyst, comprising, as well as the hydrogenation step. the catalyst regeneration steps. | 06-16-2011 |
| 20110196181 | PROCESS FOR REACTING AN AROMATIC HYDROCARBON IN THE PRESENCE OF HYDROGEN - Processes comprising: providing a starting material comprising one or more aromatic hydrocarbons, and having an aromatic sulfur compound content and a total sulfur content; reducing the aromatic sulfur compound content and the total sulfur content in the starting material; and hydrogenating the one or more aromatic hydrocarbons in the presence of a supported ruthenium catalyst and hydrogen. | 08-11-2011 |
| 20120149955 | NOVEL PROCESS FOR THE PREPARATION OF PALLADIUM-BASED CATALYSTS AND USE OF SAID CATALYSTS IN SELECTIVE HYDROGENATION - The invention concerns a novel process for the preparation of supported metallic catalysts in which the metallic phase is deposited in the form of agglomerates of nanoparticles of metallic oxide and forms a layer of fine thickness at the surface of the support. The process for the preparation of a catalyst comprises preparing in aqueous phase a colloidal suspension of agglomerates of nanoparticles of metallic oxide, then depositing that suspension on a porous support, drying the catalyst precursor obtained, and optionally calcining and reducing the precursor by means of any reducing compound. The invention also concerns the catalysts obtained by said process and their uses in reactions for the transformation of unsaturated organic compounds. The invention is applied to the refining field and more particularly to the treatment of gasolines obtained by steam cracking and/or obtained by catalytic cracking. | 06-14-2012 |
| 20120184790 | Hydroisomerization and isomerization process using reactive rectification column - A reaction-rectification process is performed in an integrated reaction-rectification system which combines catalytic isomerization and hydroisomerization reactors and distillations zones in an integral column. | 07-19-2012 |
| 20120296129 | SUBSTANTIALLY NON-POROUS SUBSTRATE SUPPORTED NOBLE METAL-AND LANTHANIDE-CONTAINING CATALYSTS - Aspects of the invention relate to hydrogenation catalysts, and hydrogenation processes using these catalysts, having particular characteristics, in terms of the amount and type of metal hydrogenation component (or catalytic constituent), as well as the support or substrate. The catalyst compositions, comprising both a noble metal and a lanthanide element on a substantially non-porous substrate, provide advantageous performance characteristics, including conversion, selectivity, and activity stability, as demanded in industrial hydrogenation and selective hydrogenation applications. | 11-22-2012 |
| 20130338413 | THIORESISTANT CATALYST, MANUFACTURING PROCESS AND USE IN SELECTIVE HYDROGENATION - The invention concerns a thioresistant catalyst which comprises an active phase deposited on a support, said active phase comprising at least one noble metal from group VIIIB and at least one metallic oxide from group IB or from group IIB, said support being selected from the group formed by refractory oxides, coal, clays, silica-alumina and/or their mixtures, and said support having a specific surface area in the range 110 to 300 m | 12-19-2013 |
| 20180022668 | HYDROGENATION METHOD | 01-25-2018 |
| 585270000 | Co, Fe, or Ni | 10 |
| 20090005621 | HIGH SHEAR PROCESS FOR CYCLOHEXANE PRODUCTION - A high shear mechanical device incorporated into a process and system for the production of cyclohexane is capable of decreasing mass transfer limitations, thereby enhancing the cyclohexane production process. A system for the production of cyclohexane from benzene and hydrogen, the system comprising a reactor, solid catalyst, and a high shear device, the outlet of which is fluidly connected to the inlet of the reactor; the high shear device capable of providing an emulsion of hydrogen gas bubbles within a liquid comprising benzene, the bubbles having an average bubble diameter of less than about 100 μm. | 01-01-2009 |
| 20090264691 | POROUS HETEROGENEOUS CATALYST COATED WITH AN IONIC LIQUID - The invention relates to a porous heterogeneous catalyst. In order to prepare a catalyst which catalyzes with a relatively high selectivity the hydrogenation of individual unsaturated bonds of polyunsaturated compounds it is proposed that the inner surface of the catalysts is coated with an ionic liquid. | 10-22-2009 |
| 20090275788 | Hydrogenation Processes Using Functional Surface Catalyst Composition - Hydrogenation processes using a catalyst composition which, preferably comprises a glass substrate, with one or more functional surface active constituents integrated on and/or in the substrate surface. A substantially nonporous substrate has (i) a total surface area between about 0.01 m | 11-05-2009 |
| 20090326291 | SELECTIVE HYDROGENATION OF UNSATURATED ALIPHATIC HYDROCARBONS IN PREDOMINANTLY AROMATIC STREAMS - The selective saturation of unsaturated aliphatic hydrocarbons (e.g., diolefins) in a hydrogenation feed stream comprising an aromatic compound (e.g., benzene) and one or more nitrogen compounds renders is beneficial when the stream or a portion thereof is subsequently treated (e.g., with a zeolitic adsorbent) to remove nitrogen. In particular, the selective saturation of, for example, olefins and diolefins prolongs the life of the nitrogen guard bed. In a representative embodiment, the selective hydrogenation is applied to a recycle benzene-containing stream recovered in the separation section (e.g., from the benzene/toluene splitter overhead) of a styrene production process, prior to treatment with a nitrogen guard bed adsorbent. | 12-31-2009 |
| 20100280294 | CATALYST FOR THE HYDROGENATION OF UNSATURATED HYDROCARBONS AND PROCESS FOR ITS PREPARATION - The present invention relates to a catalyst for the hydrogenation of unsaturated hydrocarbons, in particular aromatics with a broad molecular weight range, a process for the production thereof and a process for hydrogenating unsaturated hydrocarbons. | 11-04-2010 |
| 20110319684 | METHOD FOR SELECTIVE HYDROGENATION OF PHENYLACETYLENE USING COMPOSITE BED IN THE PRESENCE OF STYRENE - The present invention discloses a process for the selective hydrogenation of phenylacetylene in the presence of styrene conducted in a combined bed, which process comprises under hydrogenation reaction conditions, passing a hydrocarbon fraction feedstock containing phenylacetylene and styrene through a combined bed reactor containing a catalyst A and a catalyst B to contact the feedstock with the catalyst A and the catalyst B in turn, wherein the catalyst A is a nickel-based catalyst, the catalyst B is at least one selected from the group consisting of palladium-based catalysts and copper-based catalysts, and a weight ratio of the catalyst A loaded to the catalyst B loaded is from | 12-29-2011 |
| 20120065442 | HYDROGENATION OF AROMATICS AND OTHER UNSATURATED ORGANIC COMPOUNDS - The present invention relates to supported Ni-catalysts optionally comprising Zn as a promoter, methods for the production of said catalysts and uses of said catalysts for the hydrogenation of a hydrocarbon feed. | 03-15-2012 |
| 20130303812 | CATALYST FOR THE HYDROGENATION OF UNSATURATED HYDROCARBONS AND PROCESS FOR ITS PREPARATION - The present invention relates to a catalyst for the hydrogenation of unsaturated hydrocarbons, in particular aromatics with a broad molecular weight range, a process for the production thereof and a process for hydrogenating unsaturated hydrocarbons. | 11-14-2013 |
| 20140323780 | PROCESS FOR THE PREPARATION OF A CATALYST BASED ON MOLYBDENUM FOR USE IN HYDROTREATMENT OR IN HYDROCRACKING - The invention concerns a process for the preparation of a catalyst for carrying out hydrogenation reactions in hydrotreatment and hydrocracking processes. Said catalyst is prepared from at least one mononuclear precursor based on molybdenum (Mo), in its monomeric or dimeric form, having at least one Mo═O or Mo—OR bond or at least one Mo═S or Mo—SR bond where [R═C | 10-30-2014 |
| 20140336429 | HYDROGENATION OF AROMATICS AND OTHER UNSATURATED ORGANIC COMPOUNDS - The present invention relates to supported Ni-catalysts optionally comprising Zn as a promoter, methods for the production of said catalysts and uses of said catalysts for the hydrogenation of a hydrocarbon feed. | 11-13-2014 |
